Ubuntu Cobbler up to 2.2.1 cobbler-ubuntu-import signature verification

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Ubuntu Cobbler up to 2.2.1. It has been classified as problematic. This affects an unknown part of the component cobbler-ubuntu-import. The manipulation leads to signature verification. This vulnerability is listed as CVE-2012-2092. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Ubuntu Cobbler up to 2.2.1. It has been rated as problematic. This issue affects an unknown code block of the component cobbler-ubuntu-import. The manipulation with an unknown input leads to a signature verification vulnerability. Using CWE to declare the problem leads to CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A Security Bypass vulnerability exists in Ubuntu Cobbler before 2,2,2 in the cobbler-ubuntu-import script due to an error when verifying the GPG signature.

The bug was discovered 04/05/2012. The weakness was presented 12/06/2019 by Scott Moser. The identification of this vulnerability is CVE-2012-2092 since 04/04/2012. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 2801 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 2.2.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 52971†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Cobbler 2.2.2

Timelineinfo

04/04/2012 🔍
04/05/2012 +1 days 🔍
04/10/2012 +5 days 🔍
12/06/2019 +2796 days 🔍
12/07/2019 +1 days 🔍
03/07/2024 +1552 days 🔍

Sourcesinfo

Vendor: ubuntu.com

Advisory: openwall.com
Researcher: Scott Moser
Status: Not defined

CVE: CVE-2012-2092 (🔍)
GCVE (CVE): GCVE-0-2012-2092
GCVE (VulDB): GCVE-100-146753
X-Force: 74789
SecurityFocus: 52971 - Ubuntu cobbler 'cobbler-ubuntu-import' GPG Signature Verification Security Bypass Vulnerability

Entryinfo

Created: 12/07/2019 08:12
Updated: 03/07/2024 21:06
Changes: 12/07/2019 08:12 (41), 12/07/2019 08:17 (21), 03/07/2024 21:06 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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